103 lines
3.4 KiB
Ruby
103 lines
3.4 KiB
Ruby
module ApplicationHelper
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require 'rexml/document'
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def linkify(text)
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if text.html_safe?
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Rinku.auto_link(text, :urls, tag_options(:rel => "nofollow")).html_safe
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else
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Rinku.auto_link(text, :urls, tag_options(:rel => "nofollow"))
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end
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end
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def rss_link_to(*args)
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return link_to(image_tag("RSS.png", :size => "16x16", :border => 0), Hash[*args], { :class => "rsssmall" });
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end
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def atom_link_to(*args)
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return link_to(image_tag("RSS.png", :size => "16x16", :border => 0), Hash[*args], { :class => "rsssmall" });
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end
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def style_rules
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css = ""
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css << ".hidden { display: none !important }";
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css << ".hide_unless_logged_in { display: none !important }" unless @user;
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css << ".hide_if_logged_in { display: none !important }" if @user;
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css << ".hide_if_user_#{@user.id} { display: none !important }" if @user;
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css << ".show_if_user_#{@user.id} { display: inline !important }" if @user;
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css << ".hide_unless_administrator { display: none !important }" unless @user and @user.administrator?;
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css << ".hide_unless_moderator { display: none !important }" unless @user and @user.moderator?;
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return content_tag(:style, css, :type => "text/css")
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end
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def if_logged_in(tag = :div, &block)
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content_tag(tag, capture(&block), :class => "hide_unless_logged_in")
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end
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def if_not_logged_in(tag = :div, &block)
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content_tag(tag, capture(&block), :class => "hide_if_logged_in")
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end
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def if_user(user, tag = :div, &block)
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if user
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content_tag(tag, capture(&block), :class => "hidden show_if_user_#{user.id}")
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end
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end
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def unless_user(user, tag = :div, &block)
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if user
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content_tag(tag, capture(&block), :class => "hide_if_user_#{user.id}")
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else
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content_tag(tag, capture(&block))
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end
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end
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def if_administrator(tag = :div, &block)
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content_tag(tag, capture(&block), :class => "hide_unless_administrator")
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end
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def preferred_editor
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if params[:editor]
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params[:editor]
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elsif @user and @user.preferred_editor
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@user.preferred_editor
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else
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DEFAULT_EDITOR
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end
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end
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def scale_to_zoom(scale)
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Math.log(360.0 / (scale.to_f * 512.0)) / Math.log(2.0)
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end
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def richtext_area(object_name, method, options = {})
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id = "#{object_name.to_s}_#{method.to_s}"
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format = options.delete(:format) || "markdown"
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content_tag(:div, :id => "#{id}_container", :class => "richtext_container") do
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output_buffer << content_tag(:div, :id => "#{id}_content", :class => "richtext_content") do
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output_buffer << text_area(object_name, method, options.merge("data-preview-url" => preview_url(:format => format)))
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output_buffer << content_tag(:div, "", :id => "#{id}_preview", :class => "richtext_preview richtext")
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end
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output_buffer << content_tag(:div, :id => "#{id}_help", :class => "richtext_help") do
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output_buffer << render("site/#{format}_help")
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output_buffer << submit_tag(I18n.t("site.richtext_area.edit"), :id => "#{id}_doedit", :class => "richtext_doedit", :disabled => true)
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output_buffer << submit_tag(I18n.t("site.richtext_area.preview"), :id => "#{id}_dopreview", :class => "richtext_dopreview")
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end
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end
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end
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def dir
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if dir = params[:dir]
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dir == "rtl" ? "rtl" : "ltr"
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else
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I18n.t("html.dir")
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end
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end
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def friendly_date(date)
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content_tag(:span, time_ago_in_words(date), :title => l(date, :format => :friendly))
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end
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end
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